2561539968001

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{2153}}^1\times {\mathrm{9109}}^1$

素因数の和:11713

約数の個数: 32

約数和(自身を含む): 2999013166080

約数和(自身を除く): 437473198079

約数列:

[1, 7, 47, 329, 397, 2153, 2779, 9109, 15071, 18659, 63763, 101191, 130613, 428123, 708337, 854741, 2996861, 3616273, 5983187, 19611677, 25313911, 40172827, 137281739, 169964831, 281209789, 921748819, 1189753817, 6452241733, 7785835769, 54500850383, 365934281143, 2561539968001]

約数ペア:

[(1, 2561539968001), (7, 365934281143), (47, 54500850383), (329, 7785835769), (397, 6452241733), (2153, 1189753817), (2779, 921748819), (9109, 281209789), (15071, 169964831), (18659, 137281739), (63763, 40172827), (101191, 25313911), (130613, 19611677), (428123, 5983187), (708337, 3616273), (854741, 2996861)]